/Engine/Plugins/Runtime/GeometryProcessing/Source/DynamicMesh/Public/Polygroups/PolygroupsGenerator.h
Copy the computed Polygroups to the given PolygroupSet and Mesh
void CopyPolygroupsToPolygroupSet ( [FPolygroupSet](API\Plugins\DynamicMesh\Polygroups\FPolygroupSet) & Polygroups, [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) & TargetMesh )